DescriptionFeatures & SpecificationTemplate & Installation InstructionsPart NumbersCR441 Series Door Closer with Electronic Hold-Open Track Full Cover Multi-size Full Feature Closer ANSI 156.4 GRADE 1 UL Listed, Conforms to Standards UL10C and UBC7-2-1997 BHMA Certified Lifetime Warranty Electronic Hold Open Track Description▼Features & Specification▼Template & Installation Instructions▼Part Numbers▼